Effective Strategy To Resolve QuickBooks Error 12002 When the software cannot connect to the internet because of a network timeout or improper configuration, QuickBooks Error 12002 appears. It usually shows up during the payroll or update procedures. This problem can be swiftly and effectively fixed by verifying internet access, adjusting Internet Explorer settings, and modifying firewall or security settings. Do you need help with QuickBooks? Call 1.855.738.2784 to speak with an expert. Read more : https://www.socialdude.net/en/articles/8346-effective-and-reliable-ways-to-resolve-quickbooks-error-12002